import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/Users.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import GoodsList from '../components/goods/List.vue'
import Add from '../components/goods/Add.vue'
import Order from '../components/order/Order.vue'

Vue.use(VueRouter)

  const routes = [

]

const router = new VueRouter({
  routes:[
    {path:'/',redirect:'/login'},
    {path:'/login',component:Login},
    {
        path:'/home',
        component:Home,
        redirect:'/welcome',
        children:[
            {
                path:'/welcome',
                component:Welcome,
            },
            {
                path:'/users',
                component:Users,
            },
            {
                path:'/rights',
                component:Rights,
            },
            {
                path:'/roles',
                component:Roles
            },
            {
                path:'/categories',
                component:Cate
            },
            {
                path:'/params',
                component:Params
            },
            {
                path:'/goods',
                component:GoodsList
            },
            {
                path:'/goods/add',
                component:Add
            },
            {
                path:'/orders',
                component:Order
            },

        ]
    }
  ]
})


//挂载路由导航守卫
router.beforeEach((to,from,next)=>{
	//console.log(to);

	//to将要访问的路径
	//from 代表从哪个路径跳转而来
	//next是一个函数,表示放行
	//next()放行 ，next（'/login'）； 强制跳转
	if (to.path === '/login')  return next();
	//获取token 
	const tokenStr = window.sessionStorage.getItem('token');
	if (!tokenStr) return next('/login');
	next();

});

export default router
